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Mathematics 15 Online
SkinnyMinnie20:

Use the diagram at the right. GIVEN: Parallelogram ABCD, line AK congruent to line MK PROVE: angle BCD congruent angle CMD

SkinnyMinnie20:

|dw:1506468208900:dw|

SkinnyMinnie20:

@Vocaloid @Ultrilliam

SkinnyMinnie20:

@ThisGirlPretty @Falconmaster any help please

ThisGirlPretty:

@Vocaloid @dude Are good in this subject ;D I dunno about ultriliam :/ but welcome back to questioncove!

SkinnyMinnie20:

okay thanks for trying

ThisGirlPretty:

No problem <3 They should be on soon :)

SkinnyMinnie20:

okay

Falconmaster:

let me take a stab

SkinnyMinnie20:

@Falconmaster shoot your shot

Falconmaster:

whats the question?

Vocaloid:

|dw:1506468943557:dw|

SkinnyMinnie20:

Prove angle BCD is congruent to angle CMD

Vocaloid:

since AK and KM are congruent we have an isosceles triangle with the angles at the bottom being congruent

Falconmaster:

oh okay

Vocaloid:

|dw:1506468994586:dw|

Vocaloid:

opposite angles of a parallelogram are equal so DAC is congruent to BCD

Falconmaster:

|dw:1506469009739:dw| they are both triangels that share the same angle

Vocaloid:

and that's it! if you look at the diagram BCD and angle CMD are congruent, which answers the question

Vocaloid:

*triangles

Falconmaster:

and that angle would be 45 degrees

SkinnyMinnie20:

So how would I explain this in word form

Vocaloid:

there is no proof that it is 45, and that is not what the question is asking for anyway

Vocaloid:

just look at what I wrote, make sure you understand it, and write those words onto your paper

Falconmaster:

... oh well den but still she might of wanted the angles

SkinnyMinnie20:

@Vocaloid I understand it just wanted to make sure thats what i needed

Falconmaster:

i hope i helped some or else i just feel like an idiot :P

Falconmaster:

but i am use to that so.. XD

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